isSpreadSheetFile static method

bool isSpreadSheetFile(
  1. String filename
)

Checks if the given filename corresponds to a spreadsheet file.

Parameters:

  • filename: The name of the file to check.

Returns:

  • A boolean indicating whether the file is a spreadsheet file.

Implementation

static bool isSpreadSheetFile(String filename) {
  return filename.endsWith(".xls") || filename.endsWith(".xlsx");
}